00556nam a22001817a 4500003000400000008004100004020001800045082001800063100001500081245009800096250004100194260004500235300001000280650002000290650002400310650002100334700001900355OSt260129b        |||||||| |||| 00| 0 eng d  a9788127267469  a300.721bR26R  aRay, G. L.  aResearch Methods in Social Sciences and Extension Education / cby G. L. Ray and Sagar Mondal  a3rd revised and enlarged ed. reprint  a.- Lucknowb: Kalyani Publiesherc, 2025  a330p.  aSocial Sciences  aExtension Education  aResearch Methods  aMondal, Sagar.